<p>La. 308 between Deboue Place and Grand Lakes Drive in Thibodaux will be reduced to one lane for north- and southbound traffic from 7 a.m. to 5 p.m. Monday and Tuesday.</p><p>State Transportation Department crews will perform side slope restoration work on a drainage structure.</p><p>An alternate route is La. 1 via the La. 3185 bridge and the Jackson Street bridge.</p>